From 3f004eca0486f649cc68b94218230b58dd25ef05 Mon Sep 17 00:00:00 2001
From: VDm <vdm-dev@users.noreply.github.com>
Date: Sat, 26 Apr 2025 02:19:47 +0400
Subject: [PATCH] feat(ui): add CSimpleMovieFrame::UpdateTiming implementation

---
 src/ui/CSimpleMovieFrame.cpp | 70 ++++++++++++++++++++++++++++++++++--
 src/ui/CSimpleMovieFrame.hpp | 13 ++++++-
 2 files changed, 79 insertions(+), 4 deletions(-)

diff --git a/src/ui/CSimpleMovieFrame.cpp b/src/ui/CSimpleMovieFrame.cpp
index 1fb67da..6d078e0 100644
--- a/src/ui/CSimpleMovieFrame.cpp
+++ b/src/ui/CSimpleMovieFrame.cpp
@@ -1,6 +1,7 @@
 #include "ui/CSimpleMovieFrame.hpp"
 #include "ui/CSimpleMovieFrameScript.hpp"
 #include "util/SFile.hpp"
+#include <common/Time.hpp>
 
 int32_t CSimpleMovieFrame::s_metatable;
 int32_t CSimpleMovieFrame::s_objectType;
@@ -27,8 +28,8 @@ void CSimpleMovieFrame::RegisterScriptMethods(lua_State* L) {
 void CSimpleMovieFrame::RenderMovie(void* param) {
     auto movieFrame = reinterpret_cast<CSimpleMovieFrame*>(param);
     if (movieFrame->m_isPlaying) {
-        // movieFrame->UpdateTiming();
-        // movieFrame->Render();
+        movieFrame->UpdateTiming();
+        movieFrame->Render();
     }
 }
 
@@ -100,7 +101,7 @@ void CSimpleMovieFrame::StopMovie() {
     // UnloadDivxDecoder
     // CloseAudio
     // CloseCaptions
-    this->m_isStopped = 0;
+    this->m_isInterrupted = 0;
     this->m_isPlaying = 0;
     if (this->m_onMovieFinished.luaRef) {
         this->RunScript(this->m_onMovieFinished, 0, nullptr);
@@ -275,6 +276,8 @@ int32_t CSimpleMovieFrame::ParseAVIFile(const char* filename) {
         offset += 16;
     }
 
+    this->m_currentFrameData = this->m_videoData;
+
     SFile::Close(videoFile);
     return dataSize > 0;
 }
@@ -282,3 +285,64 @@ int32_t CSimpleMovieFrame::ParseAVIFile(const char* filename) {
 int32_t CSimpleMovieFrame::OpenVideo() {
     return 0;
 }
+
+int32_t CSimpleMovieFrame::UpdateTiming() {
+    bool isAudioPlaying = false; /* SE2::IsPlaying(this->m_audioChannel) */
+
+    if (isAudioPlaying) {
+        //this->m_elapsedTime = SE2::GetPositionInMS(this->m_audioChannel);
+        //this->m_startTime = OsGetAsyncTimeMs() - this->m_elapsedTime;
+    } else {
+        this->m_elapsedTime = OsGetAsyncTimeMs() - this->m_startTime;
+    }
+
+    uint32_t currentFrame = static_cast<uint32_t>(this->m_elapsedTime * this->m_frameRate * 0.001 + 0.5);
+
+    if (isAudioPlaying) {
+        // TODO
+    }
+
+    currentFrame += this->m_frameAudioSync;
+    if (currentFrame <= this->m_prevFrame) {
+        currentFrame = this->m_prevFrame;
+    }
+
+    this->m_currentFrame = currentFrame;
+
+    if (currentFrame >= this->m_numFrames) {
+        this->m_isInterrupted = 1;
+    }
+
+    if (this->m_isInterrupted) {
+        this->StopMovie();
+        return 0;
+    }
+
+    if (currentFrame == this->m_prevFrame) {
+        return 0;
+    }
+
+    if (currentFrame != this->m_prevFrame + 1) {
+        ++this->m_lastKeyFrame;
+    }
+
+    while (this->m_prevFrame < this->m_currentFrame - 1) {
+        this->DecodeFrame(false);
+        ++this->m_prevFrame;
+    }
+
+    if (!this->DecodeFrame(true)) {
+        this->m_isInterrupted = 1;
+    }
+
+    this->m_prevFrame = this->m_currentFrame;
+
+    // TODO: Subtitle stuff
+}
+
+int32_t CSimpleMovieFrame::DecodeFrame(bool unk) {
+    return 0;
+}
+
+void CSimpleMovieFrame::Render() {
+}
diff --git a/src/ui/CSimpleMovieFrame.hpp b/src/ui/CSimpleMovieFrame.hpp
index be7c2bb..900fc78 100644
--- a/src/ui/CSimpleMovieFrame.hpp
+++ b/src/ui/CSimpleMovieFrame.hpp
@@ -20,8 +20,9 @@ class CSimpleMovieFrame : public CSimpleFrame {
     static void RenderMovie(void* param);
 
     // Member variables
+    void* m_audioChannel = nullptr;
     int32_t m_isPlaying = 0;
-    int32_t m_isStopped = 0;
+    int32_t m_isInterrupted = 0;
     int32_t m_enableSubtitles = 0;
     char m_filename[256];
     int32_t m_volume = 100;
@@ -33,9 +34,16 @@ class CSimpleMovieFrame : public CSimpleFrame {
     uint32_t m_videoHeight = 0;
     uint32_t m_numFrames = 0;
     char* m_videoData = nullptr;
+    char* m_currentFrameData = nullptr;
     uint32_t m_videoBytes = 0;
     char* m_audioData = nullptr;
     uint32_t m_audioBytes = 0;
+    uint64_t m_startTime = 0;
+    uint32_t m_prevFrame = 0;
+    uint32_t m_currentFrame = 0;
+    uint32_t m_frameAudioSync = 0;
+    uint32_t m_lastKeyFrame = 0;
+    uint64_t m_elapsedTime = 0;
 
     // Virtual member functions
     virtual ScriptIx* GetScriptByName(const char* name, ScriptData& data);
@@ -49,6 +57,9 @@ class CSimpleMovieFrame : public CSimpleFrame {
     void StopMovie();
     int32_t ParseAVIFile(const char* filename);
     int32_t OpenVideo();
+    int32_t UpdateTiming();
+    int32_t DecodeFrame(bool unk);
+    void Render();
 };
 
 #endif